Declension table of ?kṛṣāyu

Masculine	Singular	Dual	Plural
Nominative	kṛṣāyuḥ	kṛṣāyū	kṛṣāyavaḥ
Vocative	kṛṣāyo	kṛṣāyū	kṛṣāyavaḥ
Accusative	kṛṣāyum	kṛṣāyū	kṛṣāyūn
Instrumental	kṛṣāyuṇā	kṛṣāyubhyām	kṛṣāyubhiḥ
Dative	kṛṣāyave	kṛṣāyubhyām	kṛṣāyubhyaḥ
Ablative	kṛṣāyoḥ	kṛṣāyubhyām	kṛṣāyubhyaḥ
Genitive	kṛṣāyoḥ	kṛṣāyvoḥ	kṛṣāyūṇām
Locative	kṛṣāyau	kṛṣāyvoḥ	kṛṣāyuṣu

Compound kṛṣāyu -

Adverb -kṛṣāyu